one of the people killed, krystle campbell is from your district? >> yes, she is. that is a good indication this goes beyond the city of boston. >> it does. >> this is all of massachusetts. there are tens of thousands of runners but there's a million people watching the marathon. as a result, every single family knows someone who was here yesterday. this is a very special day each year for the whole state. krystle campbell from medford is somebody that is part of the larger massachusetts family. they were all grieving. >> everywhere you go today, you see the faces of sadness. there's not a place where you can look where you don't see people who are feeling this. >> no. this is -- this is something that hit us just 12 years ago. >> the planes originated from here. >> they hijacked two planes with 150 people on those two planes that flew into the world trade center. the memorial is over here, 50 yards away and thousands of people walking past it remembering those 150 people and those that were injured or lost their life yesterday. >> there is a similar feel here toda